Table 1.
Demographic and polysomnographic sleep information for the study population
| Subject | Age, y | Sex | Race | BMI prestudy, kg/m2 | BMI poststudy, kg/m2 | PSG TST B, h | PSG TST first SR, h | PSG TST first R, h | PSG TST second SR, h | PSG TST second R, h |
| 1 | 47 | F | C | 27.5 | 28.00 | 8.60 | 3.76 | 8.37 | N/A | N/A |
| 2 | 32 | F | C | 20.6 | 21.20 | 10.82 | 3.92 | 10.13 | N/A | N/A |
| 3 | 24 | F | AA | 19.6 | 20.10 | 10.02 | 3.61 | 8.6 | N/A | N/A |
| 4 | 42 | M | C | 23.64 | 23.35 | 8.98 | 3.82 | 8.97 | 3.91 | 11.36 |
| 5 | 32 | M | AA | 19.08 | 21.52 | 8.75 | 3.73 | 8.82 | 3.83 | 9.2 |
| 6 | 35 | M | C | 19.77 | 20.76 | 8.98 | 3.87 | 8.29 | 3.93 | 11.07 |
| 7 | 42 | M | AA | 27.72 | 28.05 | 8.13 | 3.65 | 7.02 | 3.80 | 8.58 |
| 8 | 49 | M | AA | 25.97 | 27.29 | 9.23 | 3.73 | 7.96 | 3.86 | 11.36 |
| 9 | 46 | M | AA | 28.24 | 28.73 | 7.41 | 3.88 | 8.40 | 3.93 | 9.38 |
| 10 | 24 | F | C | 20.57 | 19.85 | 9.56 | 3.49 | 10.29 | 3.93 | 11.42 |
| 11 | 41 | F | AA | 25.69 | 26.88 | 8.30 | 3.76 | 7.73 | 3.90 | 11.07 |
AA, African American; B, baseline; BMI, Body Mass Index; C, Caucasian; F, female; M, male; N/A, not applicable; PSG, polysomnography; R, recovery; SR, sleep restriction; TST, total sleep time.